The file "Oldham_LSQ_codebook_final" identifies the variables used across all 13 datasets.

### 13 data files

The file "partisan_control_data" contains the data used to create Figure 1.

The file "descriptive_data" contains the data used to create Figure 2 and Appendix Tables A7-A8 and Appendix Figures A2-A5.

The file "bill_data" contains the data used to create Figure 3 and Table 2 and Appendix Tables A1-A6 and Appendix Figure A1.

The file "individual_data" contains the data used to create Figure 4 and Table 3.

The file "bill_attr_data" contains the data used to create Appendix Tables A9-A18.

The file "bill_attr_state_data" contains the data used to create Appendix Figure A7.

The file "bill_attr_year_data" contains the data used to create Appendix Figure A6.

The file "bill_attr_type_data" contains the data used to create Appendix Figure A8.

The file "open_states_all_votes" contains the data used to create Appendix Table A19, Model 1.

The file "open_states_all_votes_state" contains the data used to create Appendix Table A19, Model 2.

The file "open_states_contested_votes" contains the data used to create Appendix Table A19, Model 3.

The file "open_states_contested_votes_state" contains the data used to create Appendix Table A19, Model 4.

The file "shor_cleaned" contains the data used to create Appendix Table A20.

### R scripts

The file "script_main_paper" contains the R script used to create all Figures and Tables in the main paper.

The file "script_appendix" contains the R script used to create all Figures and Tables in the appendix.











